#A56471

CSS

:root {
  --cinnapink: #a56471;
  --cinnapink-rgb: 165 100 113;
  --cinnapink-oklch: oklch(0.579 0.085 7.1);
}

.element {
  color: var(--cinnapink);
  background-color: hsl(348 27% 52%);
  border-color: oklch(0.579 0.085 7.1);
}

Tailwind CSS v4

@theme {
  --color-cinnapink: #a56471;
  --color-cinnapink-50: #ffecf0;
  --color-cinnapink-100: #ffdde2;
  --color-cinnapink-200: #f6c6cc;
  --color-cinnapink-300: #dfa6ae;
  --color-cinnapink-400: #cb8996;
  --color-cinnapink-500: #b66e7c;
  --color-cinnapink-600: #9a5d69;
  --color-cinnapink-700: #7c4a54;
  --color-cinnapink-800: #5b363e;
  --color-cinnapink-900: #40252b;
  --color-cinnapink-950: #291318;
}

SCSS

$cinnapink: #a56471;
$cinnapink-rgb: 165, 100, 113;
$cinnapink-light: mix(#fff, $cinnapink, 20%);
$cinnapink-dark: mix(#000, $cinnapink, 20%);

.element {
  color: $cinnapink;
  box-shadow: 0 0 0 2px rgba($cinnapink, 0.35);
}